Macrotera (Macroteropsis) arcuata

Macrotera (Macroteropsis) arcuata (Fox, 1893) [Lectotype: USNM; ♂ Calmalli Mines, Ensenada, Baja California, Mexico; April 1889] Macrotera arcuata specializes on pollen from Sphaeralcea A. St. -Hil. (Fowler 2020). This species is widely distributed in the PCB with records in both states.There are records in the Succulent Coastal Matorral, Central Desert, Vizcaíno Desert, La Giganta Ranges, Gulf Coast, Sarcocaulescent Shrubland and Cape Mountains (Timberlake 1954). We reviewed 19 specimens (11 ♀, 8 ♂) from different localities the BCP (CASC), and one male preserved at CNIN (Supplementary material 1). See fig. 34.